Make build-memcheck-for-chromium.sh build the binaries from valgrind-variant...

binaries/mac_10.6/lib/valgrind/default.supp

Index: binaries/mac_10.6/lib/valgrind/default.supp
===================================================================
--- binaries/mac_10.6/lib/valgrind/default.supp	(revision 64717)
+++ binaries/mac_10.6/lib/valgrind/default.supp	(working copy)
@@ -58,6 +58,36 @@
 }
 
 
+# Invalid read of size 16
+#    at 0x5643A5C: ??? (strcpy.S:94)
+#    by 0x50C6A99: XtResolvePathname (in /usr/lib/libXt.so.6.0.0)
+#    by 0x50C3856: XtScreenDatabase (in /usr/lib/libXt.so.6.0.0)
+#    by 0x50C4386: _XtDisplayInitialize (in /usr/lib/libXt.so.6.0.0)
+{
+   Ubuntu 10.04 x86_64, SSEised strcpy, can't intercept
+   exp-ptrcheck:Heap
+   obj:/*lib*/libc-2.*so*
+   obj:/*lib*/libX*so*
+}
+{
+   Ubuntu 10.04 x86_64, SSEised strcpy, can't intercept - 2
+   exp-ptrcheck:Heap
+   obj:/*lib*/libc-2.*so*
+   obj:/*lib*/libICE*so*
+}
+{
+   Ubuntu 10.04 x86_64, SSEised strcpy, can't intercept - 3
+   exp-ptrcheck:Heap
+   obj:/*lib*/libc-2.*so*
+   obj:/*lib*/libglib*so*
+}
+{
+   Ubuntu 10.04 x86_64, SSEised strcpy, can't intercept - 4
+   exp-ptrcheck:Heap
+   obj:/*lib*/libc-2.*so*
+   obj:/*lib*/libfontconfig*so*
+}
+
 ##----------------------------------------------------------------------##
 
 # Errors to suppress by default with XFree86 3.3.6)
@@ -621,6 +651,14 @@
 # Memcheck
 ##----------------------------------------------------------------------##
 
+# afaict this is legit.  Might be caused by setenv("VAR=")
+# where the value string is empty (not sure)
+{
+   macos-Cond-7
+   Memcheck:Cond
+   fun:__setenv
+}
+
 # From Jesse Ruderman.
 {
    Mac OS X 10.6.4. rdar://8145289. "new[]" paired with "delete" in the DesktopServicesPriv framework.
@@ -635,4 +673,11 @@
    Memcheck:Cond
    fun:_ZN13HIMenuBarView31SetAdjustTextTitleBoundsAtIndexEih
    fun:_ZN13HIMenuBarView15MeasureAppMenusEv
- }
+}
+
+{
+   TFontFeatures::TFontFeatures(CGFont*) (in CoreText.framework)
+   Memcheck:Cond
+   fun:_ZN13TFontFeaturesC2EP6CGFont
+   fun:_ZNK9TBaseFont12CopyFeaturesEv
+}